body,
html,
h1,
h2,
h3,
h4,
h5,
h6,
p,
ul,
ol,
li,
input,
dl,
dt,
dd {
    margin: 0;
    padding: 0;
}

button {
    border: none;
    outline: none;
}

input:focus {
    outline: none;
}

li {
    list-style: none;
}

b,
strong {
    font-weight: normal;
}

i,
em {
    font-style: normal;
}

a {
    text-decoration: none;
}

.clearfix {
    *zoom: 1;
}

.clearfix:after {
    content: ' ';
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}